UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IM46Nzb7M8N+HEAw9PWfEvQf1xyuhj1b8bAvgS2rSGo=' 
WHERE 
  key_id = 'a1bfae52d7bf1f6526b8efa1904739e2d5824935833387407fc4b2598d6dc022' 
  AND (
    token = 'IM46Nzb7M8N+HEAw9PWfEvQf1xyuhj1b8bAvgS2rSGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )